Update pyproject and build script to read from version file

.gitea/workflows/build-pypi.yml

@@ -15,10 +15,6 @@ jobs:
         with:
           python-version: '3.x'
 
-      - name: Read version from file
-        id: read_version
-        run: echo "VERSION=$(cat VERSION)" >> $GITHUB_ENV
-
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

pyproject.toml

@@ -26,7 +26,5 @@ scripts = { docker_apps_view = "app:main" }
 
 dynamic = ["version"]
 
-[tool.setuptools_scm]
-version_scheme = "guess-next-dev"
-local_scheme = "node-and-date"
-write_to = "version.txt"
+[tool.setuptools.dynamic]
+version = {file = "version.txt"}